147245155 has 16 divisors (see below), whose sum is σ = 189050400. Its totient is φ = 109762560.

The previous prime is 147245141. The next prime is 147245213. The reversal of 147245155 is 551542741.

It is not a de Polignac number, because 147245155 - 2⁵ = 147245123 is a prime.

It is a super-2 number, since 2×147245155² = 43362271341948050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 147245155.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6910 + ... + 18499.

It is an arithmetic number, because the mean of its divisors is an integer number (11815650).

Almost surely, 2^147245155 is an apocalyptic number.

147245155 is a deficient number, since it is larger than the sum of its proper divisors (41805245).

147245155 is a wasteful number, since it uses less digits than its factorization.

147245155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25494.

The product of its digits is 28000, while the sum is 34.

The square root of 147245155 is about 12134.4614631223. The cubic root of 147245155 is about 528.0564331230.

Adding to 147245155 its reverse (551542741), we get a palindrome (698787896).

The spelling of 147245155 in words is "one hundred forty-seven million, two hundred forty-five thousand, one hundred fifty-five".